815890488

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3821}}^1$

素因数の和:3909

約数の個数: 128

約数和(自身を含む): 2465648640

約数和(自身を除く): 1649758152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 41, 42, 56, 62, 82, 84, 93, 123, 124, 164, 168, 186, 217, 246, 248, 287, 328, 372, 434, 492, 574, 651, 744, 861, 868, 984, 1148, 1271, 1302, 1722, 1736, 2296, 2542, 2604, 3444, 3813, 3821, 5084, 5208, 6888, 7626, 7642, 8897, 10168, 11463, 15252, 15284, 17794, 22926, 26691, 26747, 30504, 30568, 35588, 45852, 53382, 53494, 71176, 80241, 91704, 106764, 106988, 118451, 156661, 160482, 213528, 213976, 236902, 313322, 320964, 355353, 469983, 473804, 626644, 641928, 710706, 829157, 939966, 947608, 1096627, 1253288, 1421412, 1658314, 1879932, 2193254, 2487471, 2842824, 3289881, 3316628, 3759864, 4386508, 4856491, 4974942, 6579762, 6633256, 8773016, 9712982, 9949884, 13159524, 14569473, 19425964, 19899768, 26319048, 29138946, 33995437, 38851928, 58277892, 67990874, 101986311, 116555784, 135981748, 203972622, 271963496, 407945244, 815890488]

約数ペア:

[(1, 815890488), (2, 407945244), (3, 271963496), (4, 203972622), (6, 135981748), (7, 116555784), (8, 101986311), (12, 67990874), (14, 58277892), (21, 38851928), (24, 33995437), (28, 29138946), (31, 26319048), (41, 19899768), (42, 19425964), (56, 14569473), (62, 13159524), (82, 9949884), (84, 9712982), (93, 8773016), (123, 6633256), (124, 6579762), (164, 4974942), (168, 4856491), (186, 4386508), (217, 3759864), (246, 3316628), (248, 3289881), (287, 2842824), (328, 2487471), (372, 2193254), (434, 1879932), (492, 1658314), (574, 1421412), (651, 1253288), (744, 1096627), (861, 947608), (868, 939966), (984, 829157), (1148, 710706), (1271, 641928), (1302, 626644), (1722, 473804), (1736, 469983), (2296, 355353), (2542, 320964), (2604, 313322), (3444, 236902), (3813, 213976), (3821, 213528), (5084, 160482), (5208, 156661), (6888, 118451), (7626, 106988), (7642, 106764), (8897, 91704), (10168, 80241), (11463, 71176), (15252, 53494), (15284, 53382), (17794, 45852), (22926, 35588), (26691, 30568), (26747, 30504)]